__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN GNU 'mailutils' Format String Vulnerability [Debian Security Advisory DSA 841-1] October 4, 2005 17:00 GMT Number Q-001 ______________________________________________________________________________ PROBLEM: A vulnerability was discovered in GNU mailutils, a package that contains utilities for handling mail. PLATFORM: mailutils 0.6 Debian GNU/Linux 3.1 (sarge) DAMAGE: A format string vulnerability in search.c in the imap4d server in GNU Mailutils 0.6 allows remote authenticated users to execute arbitrary code via format string specifiers in the SEARCH command (CAN-2005-2878) SOLUTION: Apply the available security update. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. A remote authenticated user may execute ASSESSMENT: arbitrary code. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/q-001.shtml ORIGINAL BULLETIN: http://www.debian.org/security/2005/dsa-841 CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2005-2878 ______________________________________________________________________________ [***** Start Debian Security Advisory DSA 841-1 *****] DSA-841-1 mailutils -- format string vulnerability Date Reported: 04 Oct 2005 Affected Packages: mailutils Vulnerable: Yes Security database references: In Mitre's CVE dictionary: CAN-2005-2878. More information: A format string vulnerability has been discovered in GNU mailutils which contains utilities for handling mail that allows a remote attacker to execute arbitrary code on the IMAP server. The old stable distribution (woody) is not affected by this problem. For the stable distribution (sarge) this problem has been fixed in version 0.6.1-4sarge1. For the unstable distribution (sid) this problem has been fixed in version 0.6.90-3. We recommend that you upgrade your mailutils package. Fixed in: Debian GNU/Linux 3.1 (sarge) Source: http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1.dsc http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1.diff.gz http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1.orig.t ar.gz Architecture-independent component: http://security.debian.org/pool/updates/main/m/mailutils/mailutils- doc_0.6.1-4sarge1_all.deb Alpha: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_alpha.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_alpha.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_alpha.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_alpha.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_alpha.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_alpha.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_alpha.deb AMD64: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_amd64.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_amd64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_amd64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_amd64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_amd64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_amd64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_amd64.deb ARM: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_arm.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_arm.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_arm.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_arm.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_arm.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_arm.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_arm.deb Intel IA-32: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_i386.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_i386.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_i386.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_i386.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_i386.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_i386.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_i386.deb Intel IA-64: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_ia64.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_ia64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_ia64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_ia64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_ia64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_ia64.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_ia64.deb HPPA: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_hppa.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_hppa.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_hppa.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_hppa.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_hppa.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_hppa.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_hppa.deb Motorola 680x0: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_m68k.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_m68k.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_m68k.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_m68k.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_m68k.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_m68k.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_m68k.deb Big endian MIPS: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_mips.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_mips.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_mips.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_mips.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_mips.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_mips.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_mips.deb Little endian MIPS: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_mipsel.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_mipsel.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_mipsel.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_mipsel.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_mipsel.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_mipsel.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_mipsel.deb PowerPC: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_powerpc.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_powerpc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_powerpc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_powerpc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_powerpc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_powerpc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_powerpc.deb IBM S/390: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_s390.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_s390.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_s390.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_s390.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_s390.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_s390.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_s390.deb Sun Sparc: http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0_0.6.1- 4sarge1_sparc.deb http://security.debian.org/pool/updates/main/m/mailutils/libmailutils0- dev_0.6.1-4sarge1_sparc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils_0.6.1- 4sarge1_sparc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- comsatd_0.6.1-4sarge1_sparc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- imap4d_0.6.1-4sarge1_sparc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- mh_0.6.1-4sarge1_sparc.deb http://security.debian.org/pool/updates/main/m/mailutils/mailutils- pop3d_0.6.1-4sarge1_sparc.deb MD5 checksums of the listed files are available in the original advisory. [***** End Debian Security Advisory DSA 841-1 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Debian for the information contained in this bulletin. _______________________________________________________________________________ CIAC, the Computer Incident Advisory Capability, is the computer security incident response team for the U.S. Department of Energy (DOE) and the emergency backup response team for the National Institutes of Health (NIH). CIAC is located at the Lawrence Livermore National Laboratory in Livermore, California. CIAC is also a founding member of FIRST, the Forum of Incident Response and Security Teams, a global organization established to foster cooperation and coordination among computer security teams worldwide. CIAC services are available to DOE, DOE contractors, and the NIH. 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Neither the United States Government nor the University of California nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial products, process, or service by trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its endorsement, recommendation or favoring by the United States Government or the University of California. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or the University of California, and shall not be used for advertising or product endorsement purposes. 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